<template>
	<div class="app-container">
		<el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch">
			<div class="app-space-between">
				<div class="app-space-between-left">
					<el-form-item label="菜单名称" prop="menuName">
						<el-input v-model="queryParams.menuName" placeholder="请输入菜单名称" clearable @clear="handleQuery"
							@keyup.enter.native="handleQuery" />
					</el-form-item>
					<el-form-item label="状态" prop="status">
						<el-select v-model="queryParams.status" @change="handleQuery" placeholder="菜单状态" clearable>
							<el-option v-for="dict in dict.type.sys_normal_disable" :key="dict.value"
								:label="dict.label" :value="dict.value" />
						</el-select>
					</el-form-item>
				</div>
				<div class="app-space-between-right">
					<el-form-item>
						<el-button type="primary" size="mini" @click="handleQuery">搜索</el-button>
						<el-button size="mini" @click="resetQuery">重置</el-button>
					</el-form-item>
				</div>
			</div>
		</el-form>

		<el-row :gutter="10" class="mb8">
			<el-col :span="1.5">
				<el-button type="primary" plain size="mini" @click="handleAdd" v-hasPermi="['system:menu:add']">新增
				</el-button>
			</el-col>
			<el-col :span="1.5">
				<el-button type="primary" plain size="mini" @click="toggleExpandAll">展开/折叠</el-button>
			</el-col>
			<right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
		</el-row>

		<el-table v-if="refreshTable" v-loading="loading" :data="menuList" row-key="menuId"
			:default-expand-all="isExpandAll" :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
			<el-table-column prop="menuName" label="菜单名称" :show-overflow-tooltip="true" width="160"></el-table-column>
			<el-table-column prop="icon" label="图标" align="center" width="100">
				<template slot-scope="scope">
					<svg-icon :icon-class="scope.row.icon" />
				</template>
			</el-table-column>
			<el-table-column prop="orderNum" label="排序" width="60"></el-table-column>
			<el-table-column prop="perms" label="权限标识" :show-overflow-tooltip="true"></el-table-column>
			<el-table-column prop="component" label="组件路径" :show-overflow-tooltip="true"></el-table-column>
			<el-table-column prop="status" label="状态" width="80">
				<template slot-scope="scope">
					<dict-tag :options="dict.type.sys_normal_disable" :value="scope.row.status" />
				</template>
			</el-table-column>
			<el-table-column label="创建时间" align="center" prop="createTime">
				<template slot-scope="scope">
					<span>{{ parseTime(scope.row.createTime) }}</span>
				</template>
			</el-table-column>
			<el-table-column label="操作" align="center" class-name="small-padding fixed-width">
				<template slot-scope="scope">
					<el-button size="mini" type="text" @click="handleUpdate(scope.row)"
						v-hasPermi="['system:menu:edit']">修改</el-button>
					<el-button size="mini" type="text" @click="handleAdd(scope.row)" v-hasPermi="['system:menu:add']">新增
					</el-button>
					<el-button size="mini" type="text" @click="handleDelete(scope.row)"
						v-hasPermi="['system:menu:remove']">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!-- 添加或修改菜单对话框 -->
		<el-dialog :title="title" :visible.sync="open" width="680px" append-to-body>
			<el-form ref="form" :model="form" :rules="rules" label-width="100px">
				<el-row>
					<el-col :span="24">
						<el-form-item label="上级菜单">
							<treeselect v-model="form.parentId" :options="menuOptions" :normalizer="normalizer"
								:show-count="true" placeholder="选择上级菜单"
								  @clear="treeSelectClose" />
						</el-form-item>
					</el-col>
					<el-col :span="24">
						<el-form-item label="菜单类型" prop="menuType">
							<el-radio-group v-model="form.menuType">
								<el-radio label="M">目录</el-radio>
								<el-radio label="C">菜单</el-radio>
								<el-radio label="F">按钮</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="24" v-if="form.menuType != 'F'">
						<el-form-item label="菜单图标" prop="icon">
							<el-popover placement="bottom-start" width="540" trigger="click"
								@show="$refs['iconSelect'].reset()">
								<IconSelect ref="iconSelect" @selected="selected" />
								<el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
									<svg-icon v-if="form.icon" slot="prefix" :icon-class="form.icon"
										class="el-input__icon" style="height: 32px;width: 16px;" />
									<i v-else slot="prefix" class="el-icon-search el-input__icon" />
								</el-input>
							</el-popover>
						</el-form-item>
					</el-col>
					<el-col :span="12">
						<el-form-item label="菜单名称" prop="menuName">
							<el-input v-model="form.menuName" placeholder="请输入菜单名称" />
						</el-form-item>
					</el-col>
					<el-col :span="12">
						<el-form-item label="显示排序" prop="orderNum">
							<el-input-number v-model="form.orderNum" controls-position="right" :min="0" />
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'F'">
						<el-form-item>
							<span slot="label">
								<el-tooltip content="选择是外链则路由地址需要以`http(s)://`开头" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								是否外链
							</span>
							<el-radio-group v-model="form.isFrame">
								<el-radio label="0">是</el-radio>
								<el-radio label="1">否</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'F'">
						<el-form-item prop="path">
							<span slot="label">
								<el-tooltip content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								路由地址
							</span>
							<el-input v-model="form.path" placeholder="请输入路由地址" />
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType == 'C'">
						<el-form-item prop="component">
							<span slot="label">
								<el-tooltip content="访问的组件路径，如：`system/user/index`，默认在`views`目录下" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								组件路径
							</span>
							<el-input v-model="form.component" placeholder="请输入组件路径" />
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'M'">
						<el-form-item>
							<el-input v-model="form.perms" placeholder="请输入权限标识" maxlength="100" />
							<span slot="label">
								<el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasPermi('system:user:list')`)"
									placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								权限字符
							</span>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType == 'C'">
						<el-form-item>
							<el-input v-model="form.query" placeholder="请输入路由参数" maxlength="255" />
							<span slot="label">
								<el-tooltip content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`' placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								路由参数
							</span>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType == 'C'">
						<el-form-item>
							<span slot="label">
								<el-tooltip content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								是否缓存
							</span>
							<el-radio-group v-model="form.isCache">
								<el-radio label="0">缓存</el-radio>
								<el-radio label="1">不缓存</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'F'">
						<el-form-item>
							<span slot="label">
								<el-tooltip content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								显示状态
							</span>
							<el-radio-group v-model="form.visible">
								<el-radio v-for="dict in dict.type.sys_show_hide" :key="dict.value" :label="dict.value">
									{{dict.label}}</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
					<el-col :span="12" v-if="form.menuType != 'F'">
						<el-form-item>
							<span slot="label">
								<el-tooltip content="选择停用则路由将不会出现在侧边栏，也不能被访问" placement="top">
									<i class="el-icon-question"></i>
								</el-tooltip>
								菜单状态
							</span>
							<el-radio-group v-model="form.status">
								<el-radio v-for="dict in dict.type.sys_normal_disable" :key="dict.value"
									:label="dict.value">{{dict.label}}</el-radio>
							</el-radio-group>
						</el-form-item>
					</el-col>
				</el-row>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button type="primary" @click="submitForm">确 定</el-button>
				<el-button @click="cancel">取 消</el-button>
			</div>
		</el-dialog>
	</div>
</template>

<script>
	import {
		listMenu,
		getMenu,
		delMenu,
		addMenu,
		updateMenu
	} from "@/api/system/menu";
	import Treeselect from "@riophae/vue-treeselect";
	import "@riophae/vue-treeselect/dist/vue-treeselect.css";
	import IconSelect from "@/components/IconSelect";

	export default {
		name: "Menu",
		dicts: ['sys_show_hide', 'sys_normal_disable'],
		components: {
			Treeselect,
			IconSelect
		},
		data() {
			return {
				// 遮罩层
				loading: true,
				// 显示搜索条件
				showSearch: true,
				// 菜单表格树数据
				menuList: [],
				// 菜单树选项
				menuOptions: [],
				// 弹出层标题
				title: "",
				// 是否显示弹出层
				open: false,
				// 是否展开，默认全部折叠
				isExpandAll: false,
				// 重新渲染表格状态
				refreshTable: true,
				// 查询参数
				queryParams: {
					menuName: undefined,
					visible: undefined
				},
				// 表单参数
				form: {},
				// 表单校验
				rules: {
					menuName: [{
						required: true,
						message: "菜单名称不能为空",
						trigger: "blur"
					}],
					orderNum: [{
						required: true,
						message: "菜单顺序不能为空",
						trigger: "click"
					}],
					path: [{
						required: true,
						message: "路由地址不能为空",
						trigger: "blur"
					}]
				}
			};
		},
		created() {
			this.getList();
		},
		methods: {
			treeSelectClose(){
				alert(2)
			},
			// 选择图标
			selected(name) {
				this.form.icon = name;
			},
			/** 查询菜单列表 */
			getList() {
				this.loading = true;
				listMenu(this.queryParams).then(response => {
					this.menuList = this.handleTree(response.data, "menuId");
					this.loading = false;
				});
			},
			/** 转换菜单数据结构 */
			normalizer(node) {
				if (node.children && !node.children.length) {
					delete node.children;
				}
				return {
					id: node.menuId,
					label: node.menuName,
					children: node.children
				};
			},
			/** 查询菜单下拉树结构 */
			getTreeselect() {
				listMenu().then(response => {
					this.menuOptions = [];
					const menu = {
						menuId: 0,
						menuName: '主类目',
						children: []
					};
					menu.children = this.handleTree(response.data, "menuId");
					this.menuOptions.push(menu);
					console.log(this.menuOptions)
				});
			},
			// 取消按钮
			cancel() {
				this.open = false;
				this.reset();
			},
			// 表单重置
			reset() {
				this.form = {
					menuId: undefined,
					parentId: 0,
					menuName: undefined,
					icon: undefined,
					menuType: "M",
					orderNum: undefined,
					isFrame: "1",
					isCache: "0",
					visible: "0",
					status: "0"
				};
				this.resetForm("form");
			},
			/** 搜索按钮操作 */
			handleQuery() {
				this.getList();
			},
			/** 重置按钮操作 */
			resetQuery() {
				this.resetForm("queryForm");
				this.handleQuery();
			},
			/** 新增按钮操作 */
			handleAdd(row) {
				this.reset();
				this.getTreeselect();
				if (row != null && row.menuId) {
					this.form.parentId = row.menuId;
				} else {
					this.form.parentId = 0;
				}
				this.open = true;
				this.title = "添加菜单";
			},
			/** 展开/折叠操作 */
			toggleExpandAll() {
				this.refreshTable = false;
				this.isExpandAll = !this.isExpandAll;
				this.$nextTick(() => {
					this.refreshTable = true;
				});
			},
			/** 修改按钮操作 */
			handleUpdate(row) {
				this.reset();
				this.getTreeselect();
				getMenu(row.menuId).then(response => {
					this.form = response.data;
					this.open = true;
					this.title = "修改菜单";
				});
			},
			/** 提交按钮 */
			submitForm: function() {
				this.$refs["form"].validate(valid => {
					if (valid) {
						if (this.form.menuId != undefined) {
							updateMenu(this.form).then(response => {
								this.$modal.msgSuccess("修改成功");
								this.open = false;
								this.getList();
							});
						} else {
							addMenu(this.form).then(response => {
								this.$modal.msgSuccess("新增成功");
								this.open = false;
								this.getList();
							});
						}
					}
				});
			},
			/** 删除按钮操作 */
			handleDelete(row) {
				this.$modal.confirm('是否确认删除名称为"' + row.menuName + '"的数据项？').then(function() {
					return delMenu(row.menuId);
				}).then(() => {
					this.getList();
					this.$modal.msgSuccess("删除成功");
				}).catch(() => {});
			}
		}
	};
</script>
